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	<title>Harmonograph &#8211; Alan Richmond</title>
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	<link>https://tuxar.uk</link>
	<description>Scientific systems programmer (ex NASA, ESA/ESO, Hubble), web developer, online retailer (retired)</description>
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	<title>Harmonograph &#8211; Alan Richmond</title>
	<link>https://tuxar.uk</link>
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		<title>Multi-pendulum Harmonograph simulator using numpy and matplotlib</title>
		<link>https://tuxar.uk/multi-pendulum-harmonograph-simulator-using-numpy-and-matplotlib/</link>
					<comments>https://tuxar.uk/multi-pendulum-harmonograph-simulator-using-numpy-and-matplotlib/#comments</comments>
		
		<dc:creator><![CDATA[Alan]]></dc:creator>
		<pubDate>Thu, 22 Jun 2017 11:40:04 +0000</pubDate>
				<category><![CDATA[Harmonograph]]></category>
		<category><![CDATA[Pyplot]]></category>
		<category><![CDATA[graphics]]></category>
		<category><![CDATA[matplotlib]]></category>
		<category><![CDATA[numpy]]></category>
		<category><![CDATA[random]]></category>
		<guid isPermaLink="false">http://python3.codes/?p=829</guid>

					<description><![CDATA[This is a simple harmonograph simulator to generate random-ish harmonographs. It asks for the number of pendulums, and exits if... <span class="gridview-grid-post-read-more"><a href="https://tuxar.uk/multi-pendulum-harmonograph-simulator-using-numpy-and-matplotlib/">read more<span class="gridview-sr-only"> Multi-pendulum Harmonograph simulator using numpy and matplotlib</span></a></span>]]></description>
		
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			<slash:comments>2</slash:comments>
		
		
			</item>
		<item>
		<title>Spectral Harmonographs</title>
		<link>https://tuxar.uk/spectral-harmonographs-2/</link>
					<comments>https://tuxar.uk/spectral-harmonographs-2/#comments</comments>
		
		<dc:creator><![CDATA[Alan]]></dc:creator>
		<pubDate>Mon, 05 Oct 2015 11:24:25 +0000</pubDate>
				<category><![CDATA[Harmonograph]]></category>
		<category><![CDATA[Intermediate]]></category>
		<category><![CDATA[color]]></category>
		<category><![CDATA[graphics]]></category>
		<category><![CDATA[math]]></category>
		<category><![CDATA[pygame]]></category>
		<category><![CDATA[random]]></category>
		<category><![CDATA[simulation]]></category>
		<category><![CDATA[sin]]></category>
		<guid isPermaLink="false">http://python3.codes/?p=573</guid>

					<description><![CDATA[This Python + Pygame program draws the trace of 4 decaying sine waves, 2 per axis, with rainbow colours. It... <span class="gridview-grid-post-read-more"><a href="https://tuxar.uk/spectral-harmonographs-2/">read more<span class="gridview-sr-only"> Spectral Harmonographs</span></a></span>]]></description>
		
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			<slash:comments>3</slash:comments>
		
		
			</item>
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		<title>Harmonograph in Pygame</title>
		<link>https://tuxar.uk/harmonograph-in-pygame/</link>
					<comments>https://tuxar.uk/harmonograph-in-pygame/#respond</comments>
		
		<dc:creator><![CDATA[Alan]]></dc:creator>
		<pubDate>Sat, 03 Oct 2015 11:14:09 +0000</pubDate>
				<category><![CDATA[Harmonograph]]></category>
		<category><![CDATA[graphics]]></category>
		<category><![CDATA[pygame]]></category>
		<guid isPermaLink="false">http://python3.codes/?p=567</guid>

					<description><![CDATA[You may have seen those devices at the Science Museum or Exploratorium or Techniquest&#8230; There&#8217;s a drawing surface and some... <span class="gridview-grid-post-read-more"><a href="https://tuxar.uk/harmonograph-in-pygame/">read more<span class="gridview-sr-only"> Harmonograph in Pygame</span></a></span>]]></description>
		
					<wfw:commentRss>https://tuxar.uk/harmonograph-in-pygame/feed/</wfw:commentRss>
			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>Extensible Harmonograph</title>
		<link>https://tuxar.uk/extensible-harmonograph/</link>
		
		<dc:creator><![CDATA[Alan]]></dc:creator>
		<pubDate>Mon, 18 May 2015 13:35:54 +0000</pubDate>
				<category><![CDATA[Harmonograph]]></category>
		<category><![CDATA[Intermediate]]></category>
		<category><![CDATA[colorsys]]></category>
		<category><![CDATA[function]]></category>
		<category><![CDATA[graphics]]></category>
		<category><![CDATA[math]]></category>
		<category><![CDATA[random]]></category>
		<category><![CDATA[simulation]]></category>
		<category><![CDATA[turtle]]></category>
		<guid isPermaLink="false">http://python3.codes/?p=273</guid>

					<description><![CDATA[Often seen in science museums, the harmonograph is a device that combines wave motions (e.g. from some pendulums) to move... <span class="gridview-grid-post-read-more"><a href="https://tuxar.uk/extensible-harmonograph/">read more<span class="gridview-sr-only"> Extensible Harmonograph</span></a></span>]]></description>
		
		
		
			</item>
		<item>
		<title>Black &#038; White Harmonographs</title>
		<link>https://tuxar.uk/black-white-harmonographs/</link>
					<comments>https://tuxar.uk/black-white-harmonographs/#respond</comments>
		
		<dc:creator><![CDATA[Alan]]></dc:creator>
		<pubDate>Sun, 29 Mar 2015 15:21:37 +0000</pubDate>
				<category><![CDATA[Harmonograph]]></category>
		<category><![CDATA[harmonograph]]></category>
		<guid isPermaLink="false">http://fractalart.gallery/?p=587</guid>

					<description><![CDATA[Black &#38; White Harmonographs. Because colour gets boring after a while&#8230; Harmonographs are those devices often seen in science museums,... <span class="gridview-grid-post-read-more"><a href="https://tuxar.uk/black-white-harmonographs/">read more<span class="gridview-sr-only"> Black &#038; White Harmonographs</span></a></span>]]></description>
		
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			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>The Very Best Fractal &#038; Mathematical Pictures</title>
		<link>https://tuxar.uk/the-very-best-fractal-mathematical-pictures/</link>
					<comments>https://tuxar.uk/the-very-best-fractal-mathematical-pictures/#respond</comments>
		
		<dc:creator><![CDATA[Alan]]></dc:creator>
		<pubDate>Fri, 27 Mar 2015 15:51:40 +0000</pubDate>
				<category><![CDATA[3D]]></category>
		<category><![CDATA[Chaos Theory]]></category>
		<category><![CDATA[Flame]]></category>
		<category><![CDATA[Harmonograph]]></category>
		<category><![CDATA[Julia Set]]></category>
		<category><![CDATA[Mandelbrot]]></category>
		<category><![CDATA[Natural]]></category>
		<category><![CDATA[3d]]></category>
		<category><![CDATA[chaos theory]]></category>
		<category><![CDATA[flame]]></category>
		<category><![CDATA[julia set]]></category>
		<category><![CDATA[mandelbrot]]></category>
		<category><![CDATA[natural]]></category>
		<category><![CDATA[strange attractors]]></category>
		<guid isPermaLink="false">http://fractalart.gallery/?p=521</guid>

					<description><![CDATA[This gallery showcases some of our best fractal &#38; mathematical pictures. Start here! We have Mandelbrot &#38; Julia Sets, Lorenz... <span class="gridview-grid-post-read-more"><a href="https://tuxar.uk/the-very-best-fractal-mathematical-pictures/">read more<span class="gridview-sr-only"> The Very Best Fractal &#038; Mathematical Pictures</span></a></span>]]></description>
		
					<wfw:commentRss>https://tuxar.uk/the-very-best-fractal-mathematical-pictures/feed/</wfw:commentRss>
			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>Online 3D Harmonograph</title>
		<link>https://tuxar.uk/online-3d-spectral-harmonograph/</link>
					<comments>https://tuxar.uk/online-3d-spectral-harmonograph/#respond</comments>
		
		<dc:creator><![CDATA[Alan]]></dc:creator>
		<pubDate>Mon, 09 Mar 2015 11:45:16 +0000</pubDate>
				<category><![CDATA[3D]]></category>
		<category><![CDATA[Harmonograph]]></category>
		<category><![CDATA[3d]]></category>
		<category><![CDATA[harmonograph]]></category>
		<category><![CDATA[program]]></category>
		<guid isPermaLink="false">http://fractalart.gallery/?p=374</guid>

					<description><![CDATA[Online 3D Harmonograph This is an online 3d harmonograph version of those harmonograph devices often seen in science museums &#8211;... <span class="gridview-grid-post-read-more"><a href="https://tuxar.uk/online-3d-spectral-harmonograph/">read more<span class="gridview-sr-only"> Online 3D Harmonograph</span></a></span>]]></description>
		
					<wfw:commentRss>https://tuxar.uk/online-3d-spectral-harmonograph/feed/</wfw:commentRss>
			<slash:comments>0</slash:comments>
		
		
			</item>
		<item>
		<title>Spectral Harmonographs</title>
		<link>https://tuxar.uk/spectral-harmonographs/</link>
					<comments>https://tuxar.uk/spectral-harmonographs/#comments</comments>
		
		<dc:creator><![CDATA[Alan]]></dc:creator>
		<pubDate>Sat, 21 Feb 2015 12:55:27 +0000</pubDate>
				<category><![CDATA[Harmonograph]]></category>
		<category><![CDATA[Program]]></category>
		<category><![CDATA[harmonograph]]></category>
		<category><![CDATA[program]]></category>
		<guid isPermaLink="false">http://fractalart.gallery/?p=280</guid>

					<description><![CDATA[Not fractals &#8211; but still, pretty math pictures&#8230; These were created with the following Python program (MIT license; download from... <span class="gridview-grid-post-read-more"><a href="https://tuxar.uk/spectral-harmonographs/">read more<span class="gridview-sr-only"> Spectral Harmonographs</span></a></span>]]></description>
		
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			<slash:comments>1</slash:comments>
		
		
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